Is there anything in the analytics space that is so full of promise and hype and sexiness and possible awesomeness than “big data?” I don’t think so. So what is big data really? No one quite knows. As I interpret it, big data is the collection of massive databases of structured and unstructured data. The data sources include traditional (now considered puny) sources like corporate ERP/CRM systems and non-traditional (massive) sources like every technical ping from every human or mechanical sensor, all web behavior by everyone across the entire Internet, increasingly digital data from analog sources like hospitals or the…